/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Advertorial Notice */
.advertorial-notice {
    background-color: #f8f9fa;
    color: #666;
    text-align: center;
    padding: 8px 0;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    border-bottom: 1px solid #e0e0e0;
}

/* Header */
.header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: bold;
    color: #2c3e50;
}

.logo-icon {
    font-size: 28px;
}

.nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav a {
    text-decoration: none;
    color: #555;
    font-weight: 500;
    transition: color 0.3s;
}

.nav a:hover {
    color: #f39c12;
}

.btn-nav {
    background-color: #f39c12;
    color: #fff !important;
    padding: 10px 25px;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.btn-nav:hover {
    background-color: #e67e22;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 80px 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 48px;
    margin-bottom: 20px;
    line-height: 1.2;
}

.highlight {
    color: #f39c12;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn-primary {
    background-color: #f39c12;
    color: #fff;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    font-size: 18px;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary:hover {
    background-color: #e67e22;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.btn-large {
    padding: 20px 50px;
    font-size: 20px;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.section-title {
    text-align: center;
    font-size: 42px;
    margin-bottom: 50px;
    color: #2c3e50;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.feature-card {
    background-color: #fff;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 60px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.feature-card p {
    color: #666;
    line-height: 1.8;
}

/* Content Section */
.content-section {
    padding: 80px 0;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.content-item {
    background-color: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.content-item:hover {
    transform: translateY(-5px);
}

.content-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.content-item h3 {
    padding: 20px 20px 10px;
    font-size: 22px;
    color: #2c3e50;
}

.content-item p {
    padding: 0 20px 20px;
    color: #666;
}

/* Resources Section */
.resources {
    padding: 80px 0;
    background-color: #f39c12;
    color: #fff;
}

.resources .section-title {
    color: #fff;
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.resource-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.resource-number {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 15px;
}

.resource-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.resource-card p {
    opacity: 0.9;
}

/* Author Section */
.author-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.author-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.author-text h2 {
    font-size: 36px;
    margin-bottom: 10px;
    color: #2c3e50;
}

.author-text h3 {
    font-size: 28px;
    color: #f39c12;
    margin-bottom: 20px;
}

.author-text p {
    font-size: 18px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 30px;
}

.author-achievements {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.achievement {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.achievement-icon {
    font-size: 32px;
}

.achievement h4 {
    font-size: 18px;
    color: #2c3e50;
    margin-bottom: 5px;
}

.achievement p {
    font-size: 14px;
    color: #666;
    margin: 0;
}

.author-image img {
    width: 100%;
    max-width: 400px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Benefits Section */
.benefits {
    padding: 80px 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.benefit-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 10px;
}

.benefit-icon {
    font-size: 24px;
    color: #f39c12;
    font-weight: bold;
}

.benefit-item p {
    font-size: 18px;
    color: #555;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    text-align: center;
}

.cta-content h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
}

/* Footer */
.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 20px;
    margin-bottom: 20px;
    color: #f39c12;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #bbb;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: #f39c12;
}

.footer-disclosures {
    border-top: 1px solid #444;
    padding-top: 40px;
    margin-top: 40px;
}

.disclosure {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 5px;
    margin-bottom: 20px;
}

.disclosure p {
    font-size: 13px;
    line-height: 1.6;
    color: #ccc;
}

.disclosure strong {
    color: #f39c12;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
    color: #888;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content,
    .author-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-image img,
    .author-image img {
        max-width: 100%;
    }

    .features-grid,
    .content-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .resources-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .nav {
        display: none;
    }
}

@media (max-width: 640px) {
    .hero-text h1 {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .section-title {
        font-size: 32px;
    }

    .features-grid,
    .content-grid,
    .resources-grid,
    .benefits-grid,
    .footer-content {
        grid-template-columns: 1fr;
    }

    .btn-primary {
        padding: 12px 30px;
        font-size: 16px;
    }

    .btn-large {
        padding: 15px 35px;
        font-size: 18px;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #f39c12;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #e67e22;
}